From April 1, 2015, to March 31, 2016, 95 healthcare facilities participated in the Clostridium difficile–associated diarrhea (CDAD) surveillance program, for a combined total of 5,048,411 inpatient days (Table 1). These participating facilities reported 2,977 cases of healthcare-associated CDAD (HA-CDAD). The incidence rate of HA-CDAD was 5.9…